Eerdmans Books for Young Readers 5/3/2012. Clearance book (50% or more off list price). New hardcover. First US Edition. /No jacket.

Publisher Description

Sometimes Leon wakes up in the middle of the night because he has to go potty. "Mommy " he cries, and Mommy Penguin rushes to help him. "Daddy " he calls, and Daddy Penguin comes to his aid. But when Leon discovers that grown-ups use the bathroom all by themselves, he decides that he can too -- all by himself This adorable book will delight young readers and parents alike -- children, with its charming humor and cute illustrations, and parents, with its lessons about independence and growing up.Watch the trailer: